The Butterfly Valve description:

1) Size: NPS 2" - 160"
2) Pressure: Class150 - 1500
3) Material: WCB, LCB, WC6, WC9, C12, C5, CF8, CF3, CF3M, CF8M.
4) Design & Manufacture Std.: BS 5155, API 609, MSS SP-67, MSS SP-68.
5) Face to Face Std.: BS 5155, API 609, MSS SP-67, MSS SP-68.
6) End Connection Std.: ASME B16.5, DIN2543-2545.
7) Test Standard: ISO5208, BS 6755.
8) Structure Type: Wafer, flanged.
9) Operated Way: Handwheel, gear, motor, pneumatic operator.